Looking today at week-over-week shares outstanding changes among the universe of ETFs covered at ETF Channel, the largest inflow was seen in the iShares MSCI Japan Index Fund (EWJ), which added 52.2 million shares, or a 6.3% increase week over week. And on a percentage change basis, the ETF with the largest increase in inflows was the Daily Natural Gas Related Bull 3x Shares (GASL), which added 600,000 shares, for a whopping 70.6% increase in outstanding shares.